Analysis
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max time kernel
150s -
max time network
152s -
platform
windows7_x64 -
resource
win7-20241010-en -
resource tags
arch:x64arch:x86image:win7-20241010-enlocale:en-usos:windows7-x64system -
submitted
28-11-2024 23:17
Behavioral task
behavioral1
Sample
rizzler123.exe
Resource
win7-20241010-en
Behavioral task
behavioral2
Sample
rizzler123.exe
Resource
win10v2004-20241007-en
General
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Target
rizzler123.exe
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Size
839KB
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MD5
44656648138039b9c14643dadc0373a8
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SHA1
f2ece89a49ab4ba8b2294157637c61624e45b00f
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SHA256
2c0b6e9da517e46f5f6ff794dce882f7d90e74323dfd08987a94faf31881f385
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SHA512
75fd45754d543aab0a7f1082aaca4549c538379334b0ed7c58793a14550fe6bdb5228a4a58ae016927f37ffdfdca891c110fb8db725a80198d39ed06dc0a5da0
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SSDEEP
24576:MxdS04YNEMuExDiU6E5R9s8xY/2l/d2tnIbt+ry:0P4auS+UjfU2T2dIbt+r
Malware Config
Extracted
orcus
7j-manufactured.gl.at.ply.gg
acb11a782e7f4efcb23836bd6ceb44ed
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administration_rights_required
false
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anti_debugger
false
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anti_tcp_analyzer
false
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antivm
false
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autostart_method
1
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change_creation_date
false
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force_installer_administrator_privileges
false
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hide_file
false
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install
false
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installation_folder
%appdata%\Microsoft\Speech\AudioDriver.exe
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installservice
false
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keylogger_enabled
false
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newcreationdate
11/28/2024 15:11:09
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plugins
AgEAAA==
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reconnect_delay
10000
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registry_autostart_keyname
Audio HD Driver
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registry_hidden_autostart
false
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set_admin_flag
false
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tasksch_name
Audio HD Driver
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tasksch_request_highest_privileges
false
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try_other_autostart_onfail
false
Signatures
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Orcus family
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Executes dropped EXE 1 IoCs
Processes:
AudioDriver.exepid Process 2900 AudioDriver.exe -
Loads dropped DLL 1 IoCs
Processes:
rizzler123.exepid Process 2880 rizzler123.exe -
Enumerates physical storage devices 1 TTPs
Attempts to interact with connected storage/optical drive(s).
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System Location Discovery: System Language Discovery 1 TTPs 2 IoCs
Attempt gather information about the system language of a victim in order to infer the geographical location of that host.
Processes:
AudioDriver.exerizzler123.exedescription ioc Process Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language AudioDriver.exe Key opened \REGISTRY\MACHINE\SYSTEM\ControlSet001\Control\NLS\Language rizzler123.exe -
Suspicious behavior: EnumeratesProcesses 36 IoCs
Processes:
AudioDriver.exepid Process 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe 2900 AudioDriver.exe -
Suspicious use of AdjustPrivilegeToken 1 IoCs
Processes:
AudioDriver.exedescription pid Process Token: SeDebugPrivilege 2900 AudioDriver.exe -
Suspicious use of FindShellTrayWindow 1 IoCs
Processes:
AudioDriver.exepid Process 2900 AudioDriver.exe -
Suspicious use of SendNotifyMessage 1 IoCs
Processes:
AudioDriver.exepid Process 2900 AudioDriver.exe -
Suspicious use of WriteProcessMemory 4 IoCs
Processes:
rizzler123.exedescription pid Process procid_target PID 2880 wrote to memory of 2900 2880 rizzler123.exe 30 PID 2880 wrote to memory of 2900 2880 rizzler123.exe 30 PID 2880 wrote to memory of 2900 2880 rizzler123.exe 30 PID 2880 wrote to memory of 2900 2880 rizzler123.exe 30
Processes
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C:\Users\Admin\AppData\Local\Temp\rizzler123.exe"C:\Users\Admin\AppData\Local\Temp\rizzler123.exe"1⤵
- Loads dropped DLL
- System Location Discovery: System Language Discovery
- Suspicious use of WriteProcessMemory
PID:2880 -
C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"C:\Users\Admin\AppData\Roaming\Microsoft\Speech\AudioDriver.exe"2⤵
- Executes dropped EXE
- System Location Discovery: System Language Discovery
- Suspicious behavior: EnumeratesProcesses
- Suspicious use of AdjustPrivilegeToken
- Suspicious use of FindShellTrayWindow
- Suspicious use of SendNotifyMessage
PID:2900
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Network
MITRE ATT&CK Enterprise v15
Replay Monitor
Loading Replay Monitor...
Downloads
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Filesize
839KB
MD544656648138039b9c14643dadc0373a8
SHA1f2ece89a49ab4ba8b2294157637c61624e45b00f
SHA2562c0b6e9da517e46f5f6ff794dce882f7d90e74323dfd08987a94faf31881f385
SHA51275fd45754d543aab0a7f1082aaca4549c538379334b0ed7c58793a14550fe6bdb5228a4a58ae016927f37ffdfdca891c110fb8db725a80198d39ed06dc0a5da0